DE69839214D1 - Ultraschallwander für hohe transduktion in gasen und verfahren zur berührungslosen ultraschall-übertragung in festen materialien - Google Patents

Ultraschallwander für hohe transduktion in gasen und verfahren zur berührungslosen ultraschall-übertragung in festen materialien

Info

Publication number
DE69839214D1
DE69839214D1 DE69839214T DE69839214T DE69839214D1 DE 69839214 D1 DE69839214 D1 DE 69839214D1 DE 69839214 T DE69839214 T DE 69839214T DE 69839214 T DE69839214 T DE 69839214T DE 69839214 D1 DE69839214 D1 DE 69839214D1
Authority
DE
Germany
Prior art keywords
ultrasonic
piezoelectric element
waller
gases
solid materials
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE69839214T
Other languages
English (en)
Other versions
DE69839214T2 (de
Inventor
Mahesh C Bhardwaj
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of DE69839214D1 publication Critical patent/DE69839214D1/de
Publication of DE69839214T2 publication Critical patent/DE69839214T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/02—Mechanical acoustic impedances; Impedance matching, e.g. by horns; Acoustic resonators
DE69839214T 1997-06-19 1998-06-17 Ultraschallwander für hohe transduktion in gasen und verfahren zur berührungslosen ultraschall-übertragung in festen materialien Expired - Lifetime DE69839214T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US5021797P 1997-06-19 1997-06-19
US50217P 1997-06-19
US5661197P 1997-08-20 1997-08-20
US56611P 1997-08-20
PCT/US1998/012537 WO1998058519A2 (en) 1997-06-19 1998-06-17 Ultrasonic transducer for high transduction in gases and method for non-contact ultrasound transmission into solid materials

Publications (2)

Publication Number Publication Date
DE69839214D1 true DE69839214D1 (de) 2008-04-17
DE69839214T2 DE69839214T2 (de) 2009-03-19

Family

ID=26728018

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69839214T Expired - Lifetime DE69839214T2 (de) 1997-06-19 1998-06-17 Ultraschallwander für hohe transduktion in gasen und verfahren zur berührungslosen ultraschall-übertragung in festen materialien

Country Status (7)

Country Link
US (1) US6311573B1 (de)
EP (1) EP1005628B1 (de)
JP (1) JP3225050B2 (de)
AT (1) ATE388388T1 (de)
DE (1) DE69839214T2 (de)
ES (1) ES2301201T3 (de)
WO (1) WO1998058519A2 (de)

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US6684704B1 (en) 2002-09-12 2004-02-03 Psiloquest, Inc. Measuring the surface properties of polishing pads using ultrasonic reflectance
US7059946B1 (en) 2000-11-29 2006-06-13 Psiloquest Inc. Compacted polishing pads for improved chemical mechanical polishing longevity
US20050266226A1 (en) * 2000-11-29 2005-12-01 Psiloquest Chemical mechanical polishing pad and method for selective metal and barrier polishing
US8235919B2 (en) * 2001-01-12 2012-08-07 Celleration, Inc. Ultrasonic method and device for wound treatment
US7914470B2 (en) 2001-01-12 2011-03-29 Celleration, Inc. Ultrasonic method and device for wound treatment
EP1343003A3 (de) * 2002-03-06 2005-05-11 NGK Spark Plug Company Limited Gassensor
US20040028552A1 (en) * 2002-03-20 2004-02-12 Bhardwaj Mahesh C. Gas contact ultrasound germicide and therapeutic treatment
US7382082B2 (en) * 2002-08-14 2008-06-03 Bhardwaj Mahesh C Piezoelectric transducer with gas matrix
US6840108B2 (en) * 2003-01-08 2005-01-11 Packaging Technologies & Inspection Llc Method and apparatus for airborne ultrasonic testing of package and container seals
US7084552B2 (en) * 2003-01-16 2006-08-01 The Ultran Group, Inc. Anisotropic acoustic impedance matching material
WO2004075753A1 (ja) * 2003-02-27 2004-09-10 Hitachi Medical Corporation 超音波探触子
CN100460871C (zh) * 2003-03-04 2009-02-11 茹瓦·皮尔斯·琼斯 制造换能器的方法和声能传输装置以及使声能匹配的制品
US6954406B2 (en) 2003-03-04 2005-10-11 Jones Joie Pierce Acoustical source and transducer having, and method for, optimally matched acoustical impedance
ES2239500B1 (es) * 2003-03-07 2006-12-01 Consejo Sup. Investig. Cientificas Dispositivo para la caracterizacion de materiales por ultrasonidos con acoplamiento por gases (aire) y su aplicacion para llevar a cabo un test no destructivo para verificar la integridad de membranas porosas.
WO2005028157A1 (en) * 2003-09-15 2005-03-31 Psiloquest Inc. A polishing pad for chemical mechanical polishing
US7337672B2 (en) * 2003-10-27 2008-03-04 Alcoa Inc. Method for inspecting grinding wheels
US20050087017A1 (en) * 2003-10-27 2005-04-28 Blake Robert A. Apparatus and method for inspecting grinding wheels
US7497990B2 (en) * 2004-12-30 2009-03-03 Kimberly-Clark Worldwide Inc. Process for the destruction of microorganisms on a product
US7713218B2 (en) * 2005-06-23 2010-05-11 Celleration, Inc. Removable applicator nozzle for ultrasound wound therapy device
US7785277B2 (en) 2005-06-23 2010-08-31 Celleration, Inc. Removable applicator nozzle for ultrasound wound therapy device
DE102005044880C5 (de) * 2005-09-20 2017-10-05 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Ultraschalllwandler für einen Einsatz bei hohen und/oder tiefen Temperaturen
US8491521B2 (en) 2007-01-04 2013-07-23 Celleration, Inc. Removable multi-channel applicator nozzle
US20090098015A1 (en) * 2007-10-15 2009-04-16 Bhardwaj Mahesh C Ultrasonic Breathing and Respiratory System and Method
US20090099486A1 (en) * 2007-10-16 2009-04-16 Bhardwaj Mahesh C Ultrasonically Gas-Charged Reaction Accelerator
DE102008042205A1 (de) * 2008-09-18 2010-04-01 Vereinigte Filzfabriken Ag Textilfabrikat und Behandlungs- bzw. Prüfverfahren
DE102011080125A1 (de) * 2011-07-29 2013-01-31 Robert Bosch Gmbh Kapazitiver Schallwandler mit Faserverstärkung
DE102013110900B4 (de) 2013-10-01 2021-07-22 Bundesrepublik Deutschland, vertreten durch das Bundesministerium für Wirtschaft und Technologie, dieses vertreten durch den Präsidenten der BAM, Bundesanstalt für Materialforschung und -prüfung Prüfkopf für luftgekoppelten Ultraschall
US11224767B2 (en) 2013-11-26 2022-01-18 Sanuwave Health, Inc. Systems and methods for producing and delivering ultrasonic therapies for wound treatment and healing
FI127964B (fi) * 2015-10-26 2019-06-14 Puumit Oy Menetelmä nopeaan näytteistykseen puutavaran halkeilun määrittämiseksi tuotantolinjalta koskemattomalla ultraäänellä
US11090688B2 (en) 2016-08-10 2021-08-17 The Ultran Group, Inc. Gas matrix piezoelectric ultrasound array transducer
US10702615B2 (en) 2016-10-19 2020-07-07 The Ultran Group, Inc. Non-contact ultrasound germicide apparatus

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4122725A (en) * 1976-06-16 1978-10-31 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Length mode piezoelectric ultrasonic transducer for inspection of solid objects
FR2420773A1 (fr) * 1978-03-23 1979-10-19 France Etat Reflecteur acoustique immerge et procede de fabrication
DE3478357D1 (en) * 1983-03-17 1989-06-29 Matsushita Electric Ind Co Ltd Ultrasonic transducers having improved acoustic impedance matching layers
US5159838A (en) * 1989-07-27 1992-11-03 Panametrics, Inc. Marginally dispersive ultrasonic waveguides

Also Published As

Publication number Publication date
ES2301201T3 (es) 2008-06-16
JP2001508982A (ja) 2001-07-03
DE69839214T2 (de) 2009-03-19
ATE388388T1 (de) 2008-03-15
EP1005628B1 (de) 2008-03-05
EP1005628A4 (de) 2005-01-05
WO1998058519A2 (en) 1998-12-23
JP3225050B2 (ja) 2001-11-05
US6311573B1 (en) 2001-11-06
EP1005628A2 (de) 2000-06-07
WO1998058519A3 (en) 2000-02-17

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